Sailmakers on board on the Charles W. Morgan

Boatheader: The man who steers the boat in going on a whale,
and afterwards kills it. Generally a mate, but sometimes an experience whaleman
with no ship duties save masthead and cutting-stage, whose only title is boatheader.

Boatsteerer: Harpooner. The man who pulls the harpoon oar,
darts the iron into the whale, and then steers while the mate or boat-hander
lances him.

Greenhand: Inexperienced man on his first whaling voyage.

Preventer Boatsteerer: A substitute boatsteerer. The foremast
hand who is next in line for promotion. He pulls bow oar.

Shipkeeper: Usually the cooper, who acts as sailing master
while the boats are away.